string_position = $string_position; $this->globals_validation = $globals_validation; $this->action = $action; } public function add_hooks() { add_action( 'wp_ajax_' . $this->action, array( $this, 'render_string_position' ) ); } public function render_string_position() { $string_id = $this->globals_validation->get( 'string_id', FILTER_SANITIZE_NUMBER_INT ); $this->string_position->dialog_render( $string_id ); wp_die(); } }